Mišar is a settlement in Šabac, in Mačva District, Serbia. Mišar lies at 82 m above sea level. It has 2,048 inhabitants (2022). The nearest city is Šabac, 4.7 km to the northwest. Among the landmarks around are Sirmium (28 km), Stjepan Filipović (29 km) and Šabac Fortress (5.2 km).
Also written Мишар.